Centos7 Oracle cannot use after changing machine name

1. Change the machine name

~]# hostnamectl--static Set-hostname Oracle

2.

~]# su-oracle

Last login:tue April 10:11:34 CST from 192.168.30.250 on pts/0

[Email protected] ~]$ lsnrctl status

Lsnrctl for linux:version 11.2.0.1.0-production on 12-apr-2016 10:19:53

Copyright (c) 1991, Oracle. All rights reserved.

Connecting to (Description= (address= (PROTOCOL=IPC) (key=extproc1521)))

Tns-12541:tns:no Listener

Tns-12560:tns:protocol Adapter Error

Tns-00511:no Listener

Linux error:2: No such file or directory

Connecting to (Description= (address= (protocol=tcp) (host=webtest) (port=1521)))

Tns-12545:connect failed because target host or object does not exist

Tns-12560:tns:protocol Adapter Error

Tns-00515:connect failed because target host or object does not exist

Linux Error:110:connection timed out

3.

~]$ Vim $ORACLE _home/network/admin/listener.ora

Change to related machine name

4. Start monitoring

~]$ Lsnrctl Start

This article is from the "Starseven" blog, make sure to keep this source http://lcpljc.blog.51cto.com/200989/1762865

Centos7 Oracle cannot use after changing machine name